xnu-2050.7.9.tar.gz

[apple/xnu.git] / osfmk / ddb / db_task_thread.h

diff --git a/osfmk/ddb/db_task_thread.h b/osfmk/ddb/db_task_thread.h
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-/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- * 
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. The rights granted to you under the License
- * may not be used to create, or enable the creation or redistribution of,
- * unlawful or unlicensed copies of an Apple operating system, or to
- * circumvent, violate, or enable the circumvention or violation of, any
- * terms of an Apple operating system software license agreement.
- * 
- * Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this file.
- * 
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- * 
- * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
- */
-/*
- * @OSF_COPYRIGHT@
- */
-/* 
- * Mach Operating System
- * Copyright (c) 1991,1990 Carnegie Mellon University
- * All Rights Reserved.
- * 
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- * 
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- * 
- * Carnegie Mellon requests users of this software to return to
- * 
- *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
- *  School of Computer Science
- *  Carnegie Mellon University
- *  Pittsburgh PA 15213-3890
- * 
- * any improvements or extensions that they make and grant Carnegie Mellon
- * the rights to redistribute these changes.
- */
-/*
- */
-
-#ifndef _DDB_DB_TASK_THREAD_H_
-#define _DDB_DB_TASK_THREAD_H_
-
-#include <kern/task.h>
-#include <kern/thread.h>
-#include <kern/processor.h>
-#include <ddb/db_variables.h>          /* For db_var_aux_param_t */
-
-/*
- * On behalf of kernel-loaded tasks, distinguish between current task
- * (=> symbol table) and current address space (=> where [e.g.]
- * breakpoints are set).  From ddb's perspective, kernel-loaded tasks
- * can retain their own symbol tables, but share the kernel's address
- * space.
- */
-#define db_current_task()                                              \
-               ((current_thread())? current_thread()->task: TASK_NULL)
-#define db_current_space()                                             \
-               ((current_thread())?\
-                       current_thread()->task: TASK_NULL)
-#define db_target_space(thr_act, user_space)                           \
-               ((!(user_space) || ((thr_act)))?\
-                       TASK_NULL:                                      \
-                       (thr_act)?                                      \
-                               (thr_act)->task: db_current_space())
-#define db_is_current_space(task)                                      \
-               ((task) == TASK_NULL || (task) == db_current_space())
-
-extern task_t          db_default_task;        /* default target task */
-extern thread_t        db_default_act;         /* default target thr_act */
-
-
-/* Prototypes for functions exported by this module.
- */
-
-int db_lookup_act(thread_t target_act);
-
-int db_lookup_task(task_t target_task);
-
-int db_lookup_task_act(
-       task_t          task,
-       thread_t                target_act);
-
-boolean_t db_check_act_address_valid(thread_t thr_act);
-
-boolean_t db_get_next_act(
-       thread_t                *actp,
-       int             position);
-
-void db_init_default_act(void);
-
-int db_set_default_act(
-       struct db_variable      *vp,
-       db_expr_t               *valuep,
-       int                     flag,
-       db_var_aux_param_t      ap);
-
-int db_get_task_act(
-       struct db_variable      *vp,
-       db_expr_t               *valuep,
-       int                     flag,
-       db_var_aux_param_t      ap);
-
-#endif  /* !_DDB_DB_TASK_THREAD_H_ */